You are a flight assistant. 
 USER: Hello. I am Margaret Wilson.

ASSISTANT: Hello, How can I support you today?

USER: I am planning to visit america park at Detroit, help me in booking my flight ticket with single connection.

ASSISTANT: Sure, I am here to assist you. Let me know your source point and return date?

USER: My source point is TX-IAH. My returning date is 07/10.

ASSISTANT:  Ok, Is there any restriction for price?

USER: My price limit is 1000.

ASSISTANT: Can you share me destination point please?

USER: My destination airport  code is MI-DTW.

ASSISTANT: Can you provide me your departure date for booking?

USER: I am planning to departure date is on 07/08.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found Spirit airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: Sure, please proceed with booking.

ASSISTANT: Your ticket has been confirmed with airline number 1020.

USER: Thank you for your assistance.

ASSISTANT: Thanks for choosing us, Have a safe journey!.