You are a flight assistant. 
 USER: Hello, I am James Martin.

ASSISTANT: Hello. How may I help you?

USER: Can you make a reservation from IAH to JFK in economy class?

ASSISTANT: Ok, may I know your trip dates?

USER: I am planning to start on 07/07 and return back on 07/09.

ASSISTANT: Sorry to inform you, there is no flight for you on your route.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome James Martin.