You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Frank Campbell.

ASSISTANT: How can I assist you at this moment?

USER: I am planning to travel from HOU to DTW. Can you please help me to book a ticket?

ASSISTANT: Sure, I am happy to help you with that.  Can I have your travel dates please?

USER: My travelling dates will be on May 9 May 11.

ASSISTANT: Ok, do you have any airlines preference?

USER: No.

ASSISTANT: Are you planning to travel in any particular timings only?

USER: No.

ASSISTANT: Southwest airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Ok Frank Campbell, your ticket booking has done and the flight number is 1006.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.