You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Scott.

ASSISTANT: How can I assist you?

USER: I would like to book a ticket from PHX to IAH, can you please help me out?

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

USER: I am travelling on these dates 06/13 and 06/15.

ASSISTANT: UA airlines is available in your route with the ticket fare of 200, shall I proceed with the booking?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked with the flight-1029.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.