You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need to change my reservation due to my destination place has covered with snow now so please help me with changing my reservation.

ASSISTANT: Sure. May I know your name please to check the status?

USER: Ok, please check the reservation with the name of Jason Baker.

ASSISTANT: Jason, there is no reservation found with your details.

USER: Oh! May be I did not booked properly. Anyway, thank you for your information.

ASSISTANT: Thank you for choosing us, have a good day.

USER: Most welcome.