You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, which service are you seeking for today?

USER: Kimberly Hall here. I want to book a flight ticket from IAH to DEN. Can you help me in that?

ASSISTANT: Sure, I am ravish to help you.

USER: Thank you.

ASSISTANT: May I know on what dates would you like to travel?

USER: My trip dates are Apr 07 to Apr 09.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: My return should be in the afternoon.

ASSISTANT: Ok, which type of class do you prefer for your journey?

USER: I am ok with any class.

ASSISTANT: Do you prefer any lay by in between journey?

USER: I need a connecting flight.

ASSISTANT: Thank you for your details, we have found a Southwest airline, flight number-1004, connections-1 and ticket-100. Would you like me to proceed next?

USER: You can proceed.

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thank you for booking.

ASSISTANT: Thank you. Wish you a nice journey in Southwest airline.