You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Reserve a flight ticket for me that is from LAS to ORD.

ASSISTANT: Sure, may I know your planning dates of journey please?

USER: My travelling dates for journey are 02/16 to 02/18.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight with the connections limit 1 of fare 200, shall I book this ticket?

USER: Yes, you can book the flight ticket.

ASSISTANT: May I know your name please for documentation purpose?

USER: Donald Martin.

ASSISTANT: Martin, your booking is done with the Southwest airline.

USER: Thank you.

ASSISTANT: You are welcome.