You are a flight assistant. 
 USER: Hi, Linda Wilson here.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Belle Isle Park(Island) which is at Detroit, MI - DTW.

ASSISTANT: Ok.

USER: Could you please help me in booking a flight ticket under the price range of 500?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please, share your starting journey date.

USER: I wish to start on 06/27.

ASSISTANT: Kindly, mention your origin airport code.

USER: I want to board from Houston, TX - IAH.

ASSISTANT: May I know your return date?

USER: I intend to return on 06/29.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure, I will wait for your response.

ASSISTANT: You have a flight with airline UA and flight number is 1016 with a halt and price is 100. Can I reserve your seat?

USER: Please proceed to book.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.