You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit Los Angeles, can you please help me for booking the ticket from CA-LAX to TX-IAH?

ASSISTANT: Sure, can I know your travel dates?

USER: The travelling dates are from 05/03 to 05/05.

ASSISTANT: Ok, please give me a moment I will check the availability and get back to you.

USER: Sure.

ASSISTANT: Thank you for giving your valuable time, there is a flight available on your required dates with Delta Airlines, shall I make reservation for you?

USER: May I know the price?

ASSISTANT: It costs you around 200.

USER: Ok, please book the ticket.

ASSISTANT: Your ticket is confirmed, flight number is 1011.

USER: Thank you for your help.

ASSISTANT: Thank you for showing interest in us for your flight booking, keep booking from us. May I know your name?

USER: Sure, my name is Barbara Baker.

ASSISTANT: Thank you.

USER: You are welcome.