Составьте текст писем-подтверждений из следующих фраз: 1)we thank/ letter/ regarding/ new export regulations 2)we are/ write/ acknowledge/ receipt/ your letter/ dated november 29 / enclosing/ copy/ draft contract/ delivery/ special tools 3)we/ grateful/ you/ confirm/ date/ negotiations / our/ fax/ transmit/ yesterday/ we/ confirm/ general manager/ our /company/ leave/ ottawa/ 19th june/ flight 352 5)we/ confirm/ telephone conversation/ this letter/ send/ agenda/ next meeting/ share holders

We thank for the letter regarding new export regulations.  
We are writing to acknowledge receipt of your letter dated November 29 with enclosing copy of the draft contract for delivery of special tools.  
We would be grateful if you confirm the date of negotiations.  
The confirmation was transmitted through our fax yesterday and we confirm that general manager of our company had left Ottawa on 19th June by flight 352.  
We confirm the telephone conversation by this letter and send the agenda of next meeting of Shareholders.