You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in booking my flight ticket from LAX to DTW?

ASSISTANT: Ok, please can I know the dates of your journey which you planned?

USER: My trip dates will be Apr 11th to Apr 13th.

ASSISTANT: Ok, please can I know your specifications?

USER: I prefer a connecting flight.

ASSISTANT: Ok, please can I know your name?

USER: I am Jessica Perez.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, there are no flights ticket available at your location to book.

USER: Its ok, thank you.

ASSISTANT: Thank you for choosing our agency.