You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to travel from BOS to IAH. Can you help me to book a flight ticket?

ASSISTANT: Sure, can I know your depart and return dates?

USER: I want to fly in the flight on Jan 27 and Jan 29.

ASSISTANT: Can I know your connection limit?

USER: I want to have a connecting flight.

ASSISTANT: May I know your class preference?

USER: No, I don't have any.

ASSISTANT: Wait a minute.

USER: Ok, take your time.

ASSISTANT: There is a flight on United airline, flight number 1018 with the fare of 100. Can I proceed?

USER: Proceed to booking.

ASSISTANT: May I know your name?

USER: I am Kenneth Lopez.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.