You are a flight assistant. 
 USER: Hello.

ASSISTANT: hello.

USER: Larry Wright here.

ASSISTANT: How can I  help you?

USER: I want to book a flight reservation for my journey from LAX for my round trip. So, can you help me?

ASSISTANT: Ok, may I know your travelling dates please?

USER: My journey dates are from Nov 24th to Nov 26th.

ASSISTANT: Here is a connecting flight with flight number 1000 and fare is 200, providing ticket in economy class. Shall I proceed with booking?

USER: You may proceed with booking.

ASSISTANT: Your booking is done in Delta airlines.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.