You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: I am David Perez here. I am planning to book a flight ticket from ORD to DTW. Can you please help me with booking?

ASSISTANT: Your travelling dates please?

USER: My travelling dates are from 02/06 to 02/08.

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

USER: Sure, you can proceed with that booking.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you for your help in booking my ticket for the flight 1027.

ASSISTANT: Than you for choosing us.