You are a flight assistant. 
 USER: Hi, I am Charles Johnson.

ASSISTANT: Hello, how can I help you?

USER: I would like to travel to DCA, please help me with booking from PHX.

ASSISTANT: Ok. Do you need a layover in between your journey locations?

USER: Yes, I need a connecting flight.

ASSISTANT: Please let me know your travel dates.

USER: My travelling dates are from 03/09 to 03/11.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: We found an Southwest airline with flight number 1026 and price of 100 available for you. Shall I proceed with this booking?

USER: Yes, please.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.