You are a flight assistant. 
 USER: Hi. I am Joshua Robinson.

ASSISTANT: Hello, how may I oblige you today?

USER: I want to book a flight ticket on 07/06 and return on 07/08, can you help me in booking flight ticket please?

ASSISTANT: Sure, May I know your airport codes?

USER: My airport codes are Atlanta, GA-ATL and Houston, TX-HOU.

ASSISTANT: Okay, please wait.

USER: OK.

ASSISTANT: We found a flight on Frontier airline, flight number 1026 with the fare of 200.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.