You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from OAK to HOU. Can you book a ticket from that route?

ASSISTANT: Sure, let me know your travelling dates.

USER: Sure, my planned travel dates are 04/18 and 04/20.

ASSISTANT: May I know your connection limit?

USER: I want a flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: Make sure that, my return time should be in the afternoon only.

ASSISTANT: May I know your name please?

USER: Sure, Karen Carter here.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a JetBlue airline, flight number: 1021, price: 100 with one connection. Shall I proceed to booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the booking.

ASSISTANT: Thank you, have a good day.