You are a flight assistant. 
 USER: Hello,. I am Catherine Perez.

ASSISTANT: Hello, how may I serve you today?

USER: I would you like to book a flight ticket from Detroit to visit the Kerry park in Seattle to explore the nature. Can you please help me with booking?

ASSISTANT: Sure, can you please share your budget for ticket?

USER: I can spend up to 500.

ASSISTANT: Ok, please mention your source and destination point?

USER: My source point is MI-DTW and destination point is WA-SEA.

ASSISTANT: Ok, may I know on which dates you would like to travel?

USER: My planned dates are 04/26 and 04/28.

ASSISTANT: Do you have any preference halt in between journey?

USER: I need a lay by.

ASSISTANT: Ok, please wait couple of minutes.

USER: Sure.

ASSISTANT: Thanks for your time, we are pleased to inform you that we have found a UA airline, flight number-1001 connections-1 and price limit is 100. Shall I proceed with the booking?

USER: You can continue with booking.

ASSISTANT: Sure, your dates has been reserved.

USER: Thank you.

ASSISTANT: Thank you for picking us, have a great day ahead.