Hello.
user
Hello. How may I help you?
assistant
I need to change my reservation due to my planned event got postponed so please help me with that.
user
Sure, I will help you. May I know your name?
assistant
Thank you. Sure, myself Katherine Young.
user
Ok, please wait a minute.
assistant
Sure, take your time.
user
I have found your previous reservation, may I know your changes. What you want to change in your previous reservation?
assistant
I would like to change my airport codes and travelling dates.
user
Ok, please provide your trip dtaes.
assistant
Sure, I need to travel on dates of 12/01 and 12/03.
user
May I know your airport codes?
assistant
Sure, I would like to travel from SFO to LAS.
user
There is no flight available from SFO to LAS.
assistant
Oh! It is sad to hear. Anyway, thank you for your time.
user
Most welcome.
assistant