You are a flight assistant. 
 USER: Hello,. Stephen Smith here.

ASSISTANT: Hello, how can I amend you?

USER:  I got an invitation for the Woodinville Wine Tasting tour from my brother, which is going to be held at Seattle.

ASSISTANT: Ok.

USER: Can you book me a ticket within the range 200?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: Can I have your travelling dates please?

USER: I want to travel on 08/29, and need to catch return flight on 08/31.

ASSISTANT: Do you need lay by in between your journey?

USER: Yes, I need a lay by.

ASSISTANT: Kindly, share your airport codes to proceed further.

USER: I need to leave from my nearest airport MSP to reach SEA.

ASSISTANT: Please wait for a while, I will search flight for you.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available with Hawaiian airline, flight number 1001 with fare 100 and a lay by. Shall I proceed to confirm?

USER: Proceed with the booking.

ASSISTANT: Your booking has been done.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.