You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello, how can I help you?

USER: Please help me to book a flight ticket from LGA to DTW.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Kindly share your travelling dates.

USER: My journey dates are from Aug, 05 to Aug, 07.

ASSISTANT: Ok, do you need any break in between the journey?

USER: I need a direct flight to fly.

ASSISTANT: May I know your name please?

USER: Lisa Adams.

ASSISTANT: Please let us know if you have any other specifications.

USER: No.

ASSISTANT: Wait a minute please.

USER: OK.

ASSISTANT: Thank you for your time, sorry no flights found with your details.

USER: Thank you for your information.

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