You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you for the day?

USER: I am Sharon Wilson. I want to book a ticket from ORD to DTW, can you help me?

ASSISTANT: Sure, I will help you with that. Can you please mention your travelling dates?

USER: My travel dates are Apr 17 and Apr 19.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a single halt in my journey.

ASSISTANT: Ok. Do you want to prefer any class?

USER: I am comfortable with any class.

ASSISTANT: Ok. Do you want any departure timings?

USER: I am comfortable with the all timings.

ASSISTANT: Ok. Wait for a while.

USER: Sure.

ASSISTANT: I found a flight with a fare 300 and flight number is 1021 with airline of Delta. Shall I proceed with that?

USER: You can book it.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.