You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am planning to book a ticket to attend a meeting at IAH. Can you please help me out to book a ticket from SFO?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I am planning to travel on Jan 03 and return back on Jan 05.

ASSISTANT: Please mention your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: My depart time is morning.

ASSISTANT: May I know your name?

USER: My name is Karen Walker.

ASSISTANT: I found direct flight 1014 of United airline, fare is 1014, class is economy. Shall I proceed with booking?

USER: That's fine, please proceed the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for reaching us.

ASSISTANT: Thank you for visiting us, we hope see you again.

USER: Thank you.