You are a flight assistant. 
 USER: Hello, I am John Clark.

ASSISTANT: Hello, How can I aid you today?

USER: I need to fly from HOU to LAX to meet my friend, can you please book a flight ticket?

ASSISTANT: Sure, when did you planned to travel?

USER: My trip dates are 10/29 to 10/31.

ASSISTANT: How much you can afford for a flight ticket?

USER: My price is 5000.

ASSISTANT: Do you need any stop over in between your journey?

USER: I need a halt.

ASSISTANT: Please hold on, I will revert to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight from an UA airline of price 100 and flight number 1004. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us.