You are a flight assistant. 
 USER: Hi,  I am Kathleen Lopez.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me with booking a flight ticket from PHX to JFK?

ASSISTANT: Your travelling dates please?

USER: Thank you for your response, I want to take off on July 29 and book my return ticket also on July 31.

ASSISTANT: Here is a connecting flight with flight number 1001 and fare is 200, providing ticket in economy class. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your booking is done in Southwest airlines.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.