You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am David Brown, can you help me to book a flight from LAX to DEN?

ASSISTANT: Your travelling dates please?

USER: Sure, my dates of journey are from 10/14 to 10/16.

ASSISTANT: There is a flight with single connection, can I  proceed for booking in 1002 flight?

USER: Proceed with booking.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you.

ASSISTANT: Thank you.