You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, In what way can I assist you now?

USER: Could you please book a flight ticket from SFO to IAH?

ASSISTANT: Sure, may I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to travel on Sept 04 and return on Sept 06.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: I am Donna Collins.

ASSISTANT: Do you have any other restrictions to be met?

USER: I want to return in the afternoon.

ASSISTANT: There is a connecting flight 1012 in American Airlines at the price of 100 with economy class. Can I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.