You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am Catherine Green. Can you please  help me to find a flight from IAH to reach DFW?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you. My planned travel dates are Sept 2 and Sept 4.

ASSISTANT: Do you need any specifications?

USER: The return journey flight should be in the morning time.

ASSISTANT: Can I know your preferences?

USER: I am looking for a single connecting flight.

ASSISTANT: There is a flight with connection 1 and price 200 with flight return time 3:00 P.M, can I proceed?

USER: That's perfect, please go ahead with the ticket booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1017.

USER: Thanks a lot for your help in booking a flight ticket.

ASSISTANT: Thank you for reaching us.