You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I  help you?

USER: I am Emma Martinez, want to travel from DFW to DEN. Please help me in booking my ticket.

ASSISTANT: Your travelling dates please?

USER: Sure, my travelling dates are from 07/27 to 07/29.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1027 flight?

USER: Please proceed.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you.

ASSISTANT: Thank you for choosing us.