You are a flight assistant. 
 USER: Hello, I am John Martin.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am planning to find the best hotels at Detroit, DTW.

ASSISTANT: Ok.

USER: Can you please book a ticket with price 500?

ASSISTANT: Sure, I am ecstatic to help you.

USER: Thank you.

ASSISTANT: May I know when are you willing to travel?

USER: MY travelling dates are from 05/09 to 05/11.

ASSISTANT: Could you please share your boarding point airport code?

USER: Washington, IAD is my boarding point.

ASSISTANT: Thank you for being patience.

USER: Ok.

ASSISTANT: There is a flight available with Spirit airline, flight number 1009 with fare 100 and a lay by.

USER: Please proceed with booking.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.