You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I address you?

USER: Can you please book a flight ticket from IAH to CLT?

ASSISTANT: Sure, will you give me your planning dates?

USER: My travel dates are Nov 18 and 20.

ASSISTANT: Which airline type are you comfortable with?

USER:  I comfortable with normal cost airlines.

ASSISTANT: Is there any connection limit?

USER: I need a connecting flight.

ASSISTANT: Please mention your name for entering your information into our database.

USER: Sure, my name is Steven Miller.

ASSISTANT: Before going to confirm I want to confirm that is there any other preferences required?

USER:   I want a ticket under normal cost.

ASSISTANT: I have noticed that you have provided me normal cost before, so am asking is there any other preferences like class?

USER:     No, I don't have any other preferences.

ASSISTANT: American airlines, flight number:1009, with economy class and one connection is coming under price 200. is that Ok for you?

USER:                                    Yes.

ASSISTANT: Your ticket has been booked successfully, have a great ride.

USER: Thank you.

ASSISTANT: Thanks for addressing us.