You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Anthony Parker. I want to attend business meeting at LGA. can you help me in booking from IAD?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Will you please share me your planned journey dates?

USER: My journey dates are from Jan 14 to Jan 16.

ASSISTANT: Do you prefer a halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: Thank you for sharing the details.

USER: Ok.

ASSISTANT: I am sorry to inform you that, there were no flights available that matches your requirements.

USER: Ok, No issues, Thanks for the information.

ASSISTANT: Thank you for approaching us.