You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Paul Williams, I need to reach Los Angeles on  music trip, can you please book a flight ticket?

ASSISTANT: Sure, may I know your travel dates please?

USER: Sure, my travel dates are 01/30 and 02/01.

ASSISTANT: Can you please provide your origin airport code please?

USER: My journey is from HOU to LAX.

ASSISTANT: Ok, hold on for a moment please.

USER: Sure, take your time.

ASSISTANT: I found a flight for you with UA airline and it costs you 100. Shall I proceed?

USER: Is it has connection 0?

ASSISTANT: Sorry to say this, there are no flights available with 0 connections.

USER: It is sad to hear. Any way thank you for your help.

ASSISTANT: Thank you for reaching us. Have a good day.

USER: Most welcome.