You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you help me to book flight ticket from MSP to IAH?

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

USER: My trip dates are July 12 and July 14.

ASSISTANT: Ok, please let me know your preferable airlines.

USER: I am ok with any airlins.

ASSISTANT: Do you want any breaks in between your journey locations?

USER: I need a break in between the journey.

ASSISTANT: Are you looking for any specific class?

USER: I do not have any other specifications.

ASSISTANT: Can I have your good name please?

USER: I am Mary Rodriguez.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Delta airlines running a flight in your route with connection 1 and the ticket fare is 200 in economy class. Shall I proceed with booking?

USER: Ok, you can book it.

ASSISTANT: Ok Mary Rodriguez, your ticket booking has done and the flight number is 1011.

USER: Thank you for booking.

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