You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight ticket from DEN to HOU?

ASSISTANT: Sure, I am here to help you with your concern.

USER: I want to take off on 23 Apr and return on 25 Apr.

ASSISTANT: Thank you for proving your dates. May I know your name to proceed further?

USER: I am Patricia Harris.

ASSISTANT: Would you like to fly with normal cost airline or do you have any other airline preference?

USER: I am fine with any airline.

ASSISTANT: May I know your connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: For return and depart, do you have any specific time preference?

USER: I am ok with any timing.

ASSISTANT: Thank you for providing the necessary information, Patricia Harris. Please bear with me for 2-3 minutes while I check with the availability of flights.

USER: Sure.

ASSISTANT: Thank you for being on hold, Patricia Harris. As per the given information, I found a connecting flight with Hawaiian Airlines, flight number 1002, and the airfare is about 100. Can you please confirm whether I can proceed your reservation for this flight or not?

USER: Please proceed to booking.

ASSISTANT: Thank you for confirming, Patricia Harris. For a economy class your ticket is booked and the depart time is 15:00 hours and the arrival time is 19:00 hours.

USER: Thank you for helping me.