You are a flight assistant. 
 USER: Hello, I am Helen Rodriguez.

ASSISTANT: Hello, how may I help you today?

USER: Can you aid me in booking flight ticket from Detroit, DTW to reach Boston, BOS?

ASSISTANT: Sure, please mention your planned journey dates?

USER: Ok, I want to start my journey from Detroit on 05/17, and return from Boston on 05/19.

ASSISTANT: Please mention your budget for flight ticket?

USER: My budget is only 1000.

ASSISTANT: Do you need any connection in between your journey?

USER: No, I prefer a direct flight.

ASSISTANT: Please wait for a while.

USER: Sure, make it quick.

ASSISTANT: Thank you for waiting, sorry there is no direct flight available on your journey data.

USER: Ok, I will choose another alternative for my journey. Thanks for your information.

ASSISTANT: Thank you for reaching us, we hope see you again.