You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Jeffrey Carter want to visit Detroit, can you book a ticket with price under 200?

ASSISTANT: Sure, I can help you to book your ticket. Please share your itinerary dates.

USER: Sure, my travelling dates will be 07/21 and 07/23.

ASSISTANT: May I know your origin and destination airport codes?

USER: Yes, I want to fly from DCA to DTW.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Hawaiian airlines with flight 1008 is providing service with 1 connection.

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.