You are a flight assistant. 
 USER: Hello, I am Helen Gonzalez.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Can you please help me to book a flight ticket from SFO - LAS?

ASSISTANT:  Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need a stopover in between my journey.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are 02/10 to 02/12.

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

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Southwest airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please proceed to book.

ASSISTANT: Your ticket has been confirmed with airline number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.