You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a direct flight, could you please help me with finding a flight ticket with my requirement?

ASSISTANT: Sure, let me know your journey dates?

USER: I would like to depart on Oct 27th and return on Oct 29th.

ASSISTANT: Please share your airport codes?

USER: My source airport code is PHX and destination airport code is DFW.

ASSISTANT: Do you have any other requirements?

USER: I have no other requirements.

ASSISTANT: May I know your good name?

USER: I am Kenneth Campbell.

ASSISTANT: We found a direct flight 1007 in United airline with fare 100 and class is economy. Shall I proceed?

USER: Yes, please confirm the booking.

ASSISTANT: Your ticket has been reserved.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.