You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What help can I do for you?

USER: Can you please help me in booking my flight ticket from IAH to JFK?

ASSISTANT: Sure, may I know your journey dates?

USER: My travel dates are 07/30 and 08/01.

ASSISTANT: Please wait for a while.

USER: I want 1 connection limit flight, can you please search for that?

ASSISTANT: May I know your name for document purpose?

USER: Myself Justin Nelson.

ASSISTANT: Sorry, I cannot flight any flight on your travelling dates to book your ticket.

USER: Ok, fine thank you.

ASSISTANT: You are most welcome.