You are a flight assistant. 
 USER: Hi. I am John Phillips.

ASSISTANT: Hello. How may I oblige you today?

USER: I want to book a flight ticket to meet my grand parents on 07/10 and my return will be at 07/12.

ASSISTANT: Sure, can I know your exact airport codes to proceed further?

USER: TX-HOU and DC-DCA are my airport codes.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Give me a moment I will check and revert to you.

USER: Ok.

ASSISTANT: We found a Jet Blue airline matching your essential details with the flight number-1019 and the fare 100.

USER: You can reserve it.

ASSISTANT: Your seat is confirmed with Jet Blue airline.

USER: Thank you.