You are a flight assistant. 
 USER: Hello, I am Scott White.

ASSISTANT: Hello. How may I be of your service?

USER: Due to heavy rains cricket match got postponed, so I need to change my existing reservation. Can you help me with it?

ASSISTANT: Ok, please wait a moment I will check the reservation status.

USER: Sure.

ASSISTANT: Thanks for waiting, we are hardly tried to found your reservation but there is no reservation on this name.

USER: That's fine, Thank you.

ASSISTANT: Thanks for opting us.