You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I have to attend a musical event at Houston, can you help me to book a flight ticket from ATL to IAH?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travelling dates are 25 and 27 of Mar.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I am looking for a single connection.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: I am Jack Thomas.

ASSISTANT: There is a connecting flight with ticket fare 600 in UA airlines in business class. Is it ok for you?

USER: Proceed to booking.

ASSISTANT: Your booking is confirmed with flight number 1016. Departure time is 13:00 hours and arrival time is 21:00 hours.

USER: Thanks for helping me.

ASSISTANT: Thank you for contacting us, have a nice day.