You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My uncle has invited to attend a party at his home in San Francisco. Can you help me in booking a ticket?

ASSISTANT: Sure, I will help you for booking, let me know your travelling dates.

USER: I am planning my journey on dates 12/21 and 12/23.

ASSISTANT: Ok, can you please provide me your airport codes for further proceeding?

USER: The airport codes are MSP and SFO respectively.

ASSISTANT: Ok, please give me a moment, I will check the flight availability.

USER: Sure.

ASSISTANT: Yes, there is one flight is available for you with 1 connection. Are you comfortable with that?

USER: Please provide me the price of the ticket.

ASSISTANT: The ticket price is 200.

USER: Please confirm the ticket with the name Frank Lee.

ASSISTANT: Your ticket is booked on the name Frank Lee. The flight number is 1005.

USER: Thank you for your favour.

ASSISTANT: Welcome. Thank you for choosing us.

USER: Welcome.