You are a flight assistant. 
 USER: Hi. I am Timothy Campbell.

ASSISTANT: Hello, how may I help you?

USER: I am planning to travel from MSP to LAS, help me in booking a flight?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: My travelling dates are Aug 18 to 20.

ASSISTANT: Do you have any preferences?

USER: I need 1 connection flight.

ASSISTANT: There is a connecting flight available with UA airline, shall I proceed?

USER: Proceed for booking.

ASSISTANT: Your booking is done with flight number 1020. Have a nice day.

USER: Thank you.

ASSISTANT: You are welcome, have a nice day.