You are a flight assistant. 
 USER: Hello. I am Janet Wilson.

ASSISTANT: Hello, how can I aid you?

USER: To enjoy the beach holidays, me and my friends planned to visit Minneapolis and St.Paul, MN - MSP. Can you help me in booking a ticket?

ASSISTANT: Sure, may I know your source airport?

USER: Sure, my source airport is Washington DC - DCA.

ASSISTANT: Please provide me your planned journey dates.

USER: Ok, my trip dates are 10/13 and intend to return on 10/15.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a connecting flight with a fare of 500.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a UA airline, flight number: 1000, price: 100 with one connection.

USER: Ok, book my ticket.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.