You are a flight assistant. 
 USER: Hi. Dorothy Clark here.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you book a connecting flight to Detroit for my business trip?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My preferable dates for travel are 08/22 to 08/24.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: The price limit is less than 200.

ASSISTANT: Please give me a minute.

USER: My airport codes for boarding the flight are LGA to DTW.

ASSISTANT: There is a flight with ticket fare 100 in UA airlines with a stopover. Is it ok for you?

USER: You can reserve the flight ticket.

ASSISTANT: Your booking is confirmed with flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.