You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Baker here.

ASSISTANT: How may I assist you now?

USER: I am looking a flight from IAD to DTW to meet my sister, can you help me out?

ASSISTANT: Andrew Baker, may I know your desired dates for this journey?

USER: My trip dates are 07/12 and 07/14.

ASSISTANT: Do you need any stopover between your journey?

USER: I need a one halt in between journey.

ASSISTANT: Flight-1004 is available for your journey with single stopover in between at the ticket price of 100, may I proceed with booking?

USER: Sure, proceed to booking.

ASSISTANT: Your ticket is booked with Spirit airlines in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing our services.