You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Please help me to book a flight ticket from MSP to PHX.

ASSISTANT: Sure, let me know your travelling dates.

USER: My journey dates are from Feb, 07 to Feb, 09.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Rebecca Green.

ASSISTANT: We found an UA airline, flight number: 1021, price: 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.