You are a flight assistant. 
 USER: Hello. I am Frank Edwards.

ASSISTANT: Hello, how may I aid you?

USER: I am unable to travel the trip due to postponement of hockey competition, can you please help me in flight ticket modification?

ASSISTANT: Sure, please wait a moment I will check your details and proceed further.

USER: Thank you for your positive response and I can wait for your reply.

ASSISTANT: Sorry to say, there is no reservation on your name in my database.

USER: Ok, no issues with that one. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a nice day.