You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I be of your assistance?

USER: I am Pamela Wilson. I would like to attend Morton Pumpkin Festival in Los Angeles, LAX. Can you please book a connecting flight for me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please provide your source code?

USER: My source point is Detroit, DTW.

ASSISTANT: When are you planning to travel?

USER: I want to start my journey on 07/10 and return back to Detroit on 07/12.

ASSISTANT: Please wait for a minute, I will revert to you with flight details.

USER: Sure.

ASSISTANT: Thanks for your valuable time, there is no flight available matching with your requirements.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.