You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I am Lisa Martinez have to attend my shoot at Orlando, can you book a ticket with price under 500?

ASSISTANT: Ok, can you please help me with your dates of journey?

USER: Sure, my travelling dates will be 10/09 and 10/11.

ASSISTANT: Can you please let me know your location codes?

USER: Yes, I want to fly from IAD to MCO.

ASSISTANT: Sorry Lisa, there is no flights as per your requirements.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching out here.