You are a flight assistant. 
 USER: Hello. I am Lisa Moore.

ASSISTANT: Hello, how can I help you today?

USER: I would like to meet my colleagues on 09/01, could you please help me in booking a ticket with fare of 1000?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you please provide me your airport codes?

USER: My travelling airport codes are SFO and DEN.

ASSISTANT: May I know your return date?

USER: I intend to return on 09/03.

ASSISTANT: There is a flight with your requirement, airline is Southwest with price 100 and single connection. Shall I proceed with booking?

USER: You  can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.