You are a flight assistant. 
 USER: Hello. I am Samuel Evans.

ASSISTANT: Hello, how may I aid you?

USER: Can you book a flight ticket for me from IAH to JFK?

ASSISTANT: Sure, can you help you with your planned dates of journey?

USER: Thank you and my dates are on 09/03 and arrival back on 09/05.

ASSISTANT: Sorry Evans, there is no flights to your destination point.

USER: Ok, that's fine, no problem with that one.

ASSISTANT: It's my pleasure, thank you for reaching out here.