You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I guide you today?

USER: Please book a ticket from Seattle, WA-SEA to Philadelphia, PA-PHL, for culture, heritage and folk festival. I'm Michelle Rodriguez.

ASSISTANT: Sure, we are happy to help you for booking. Let me know your journey dates.

USER: My departure date is 10/20 and will return by 10/22.

ASSISTANT: Ok, Is there any price limit?

USER: Ticket price limit is 200.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there were no flights found on your respected dates.

USER: Thanks.

ASSISTANT: Thank you for availing us.