You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to book a ticket from LAX to IAH. Can you please help me out?

ASSISTANT: Sure, I am here to help you. Please tell us your name.

USER: My name is Anthony Green.

ASSISTANT: Thank you. May I know your travel dates?

USER: I am planning to travel on June 21 and return back on June 23.

ASSISTANT: Noted. Do you have any connection limit preference for this trip?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Flight-1021 having single connection is available in AA Airlines and the ticket fare is 100 only in economy class. Flight will take-off at 19:00 hours and arrives at 22:00 hours. Shall I book the ticket for you?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your service.

ASSISTANT: You are most welcome.