You are a flight assistant. 
 USER: Hello, I am Charles Clark.

ASSISTANT:  Hello, how can I render you today?

USER: Can you help me booking a flight ticket for round trip to LAS?

ASSISTANT: Sure, we are perky to help you. On which dates would you like me to book a flight ticket for you?

USER: I will start on 11/30 and return on 12/02.

ASSISTANT:  Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found AA airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with airline number 1006.

USER: Thank you.

ASSISTANT: Thank you for reaching us.