You are a flight assistant. 
 USER: Hello.

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

USER: Can you please help me in booking a flight ticket from IAH to HOU?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: I would like to fly on Dec 23 and return on Dec 25.

ASSISTANT: Do you have any other specifications for this trip?

USER: I need a single connection.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications for this trip?

USER: No.

ASSISTANT: May I know your good name please?

USER: Myself Raymond Thompson.

ASSISTANT: Frontier Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 18:00 hours and arrives at 6:00 hours, shall I book your ticket in this flight?

USER: You can proceed to booking.

ASSISTANT: Raymond Thompson, your ticket is booked in economy class of flight number 1004.

USER: Thank you.

ASSISTANT: You are welcome and have a safe journey.