You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I need to book a flight ticket from IAH to BOS to enjoy religious festivals.

ASSISTANT: Sure, help me with your travel dates.

USER: Sure, my scheduled dates are Aug 23 and Aug 25.

ASSISTANT: May I know your name?

USER: Sure, John Allen here.

ASSISTANT: Do you have any  preferences?

USER: I prefer depart time at afternoon. And I want to fly in a economy class.

ASSISTANT: Do you have any connection limit preference for this trip?

USER: I prefer maximum 1 connection.

ASSISTANT: Thank you for the information, please wait.

USER: Sure.

ASSISTANT: AA airlines providing the flight-1017 with single connection and the ticket fare is 200. Can I proceed?

USER: Yes, you can.

ASSISTANT: You booking is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.