You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am William Garcia and I have a plan to visit Las Vegas for a business trip. Can you help me in booking a ticket?

ASSISTANT: Sure, may I know your airport codes please?

USER: The airport codes are SFO and LAS respectively.

ASSISTANT: May I know your travel dates please?

USER: The planned journey dates are 08/19 and 08/21.

ASSISTANT: Thanks for waiting. I have found Jet blue airlines which flies with one connection.

USER: Please book the ticket.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Thank you for your assistance.

ASSISTANT: Thank you.