You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: My name is Virginia Brown. I want to go to my home town at San Francisco. Can you help me to book the flight ticket?

ASSISTANT: Could you please tell us your travel dates?

USER: My source date is 12/07 and the return date is 12/09.

ASSISTANT: Please mention your travel airport codes to proceed further.

USER: My origin code is ORD and the destination code is SFO.

ASSISTANT: Please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Flight 1025 from Frontier airlines available for you with 1 connection.

USER: That is perfect, please book.

ASSISTANT: Your booking is done successfully.

USER: Thank you for booking the flight ticket.

ASSISTANT: Thank you for contacting us.