You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Dennis Lopez. I am planning to book a ticket to attend a meeting at MSP. Can you please help me out?

ASSISTANT: Yes, can you tell me your travel dates?

USER: I would like to travel on 10/21 and return back on 10/23.

ASSISTANT: Ok, can I know your source airport code?

USER: My source code is SEA.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: Please proceed the booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.