You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am planning to visit Denver with my friends. Can you help me to book a ticket?

ASSISTANT: Sure, may I know on which dates you are willing to travel?

USER: My trip dates are 08/05 and 08/07.

ASSISTANT: Can you please let me know your boarding airport code?

USER: My origin airport code is HOU.

ASSISTANT: Do you prefer economy or business class in your journey? Please let me know your preferred timings.

USER: I am comfortable with any class. Return time should be afternoon.

ASSISTANT: OK, please be on hold.

USER: Sure.

ASSISTANT: We found a Frontier airlines, flight number 1003, price is 100 in economy class,  and your return time is 16:00 PM.

USER: Please do the booking.

ASSISTANT: To proceed further may I know your name please?

USER: Janet Perez here.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.