You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have any emergency meeting on the same travel dates which I have planned to travel, so can you please help me with my flight ticket modification process?

ASSISTANT: Please may I know your name.

USER: Thank you for your positive response and I am Larry Jones.

ASSISTANT: Please wait a while.

USER: Sure, I can wait for your reply.

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

USER: Not an issues with that one, thank you for checking my reservation status and providing the information in quick manner.

ASSISTANT: Thank you for opting us.

USER: Welcome.