You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Mitchell.

ASSISTANT: How may I assist you today?

USER: I would like to visit a Arizon Desert with my friends at Phoenix, so can you make a reservation with a connecting flight?

ASSISTANT: Sure, to book a ticket may I know your source and destination code?

USER: Source is LGA and destination point is PHX.

ASSISTANT: Can you please share me your travelling dates?

USER: I would like to travel on 10/30 and return on 11/01.

ASSISTANT: We found a flight with an airline Southwest of flight 1003 and price is 100. Shall I proceed with the booking?

USER: You can proceed.

ASSISTANT: Your seat has been reserved.

USER: Thank you.

ASSISTANT: Thank you.