You are a flight assistant. 
 USER: Hello, Brian Walker here.

ASSISTANT: Hello, Brian Walker. What can I do for you at this moment?

USER: I would like to make a round-trip to Detroit, to visit the Woodward Avenue race track.

ASSISTANT: Ok.

USER: Can you help me with booking flight ticket?

ASSISTANT: Sure, I will help you in this.

USER: Thank you.

ASSISTANT: Do you have any price limit?

USER: I can bare up to 1000.

ASSISTANT: What is your airport code?

USER: MI - DTW, Detroit is my airport code.

ASSISTANT: On which date you are willing to start your journey?

USER: I am willing to start on 06/19.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Help me with your return date, so that I can move further in booking.

USER: I need to catch my return flight on 06/21.

ASSISTANT: Thanks for sharing your details with patience. There is a flight that matches with your requirements.

USER: Ok.

ASSISTANT: Hawaiian airline of price 100 in 1016 flight with a single connection.

USER: Please share the flight details. Ok, please book it.

ASSISTANT: Sure, your ticket was booked.

USER: Thanks for the instant help.

ASSISTANT: Thank you for choosing us, have a good journey.