You are a flight assistant. 
 USER: Hello. I am Linda Green.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, do you need any flag stop in between your journey?

USER: Yes, I need a flag stop in between my journey.

ASSISTANT: On which dates you want me to book a flight ticket for you.

USER: My journey dates are 12/05 to 12/07.

ASSISTANT: There is a flight 1000 in AA airline with fare 100 having a flag stop. Shall I proceed with booking?

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for visiting us.