You are a flight assistant. 
 USER: Hi, I am Brenda Roberts.

ASSISTANT: Hello Roberts. How can I assist you?

USER: Please book me direct flight to New York, NY - LGA as I have an urgent meeting with my client,.

ASSISTANT: Sure, can I know your travel dates?

USER: I would start on 12/17 and return on 12/19.

ASSISTANT: From which city do you want to start your journey?

USER: I would start from Detroit, MI - DTW as It is my nearest airport.

ASSISTANT: Please give me a minute, let me check the flight details.

USER: Ok.

ASSISTANT: Sorry Roberts, there is no flight available with 0 connection.

USER: That's Ok. Thanks for your assistance.

ASSISTANT: You are welcome.