You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Nancy Carter, I want to watch a live cricket which is going to be held in San Francisco. Can you help me in booking my ticket?

ASSISTANT: Sure. Can you please provide journey details?

USER: Ok, My travelling dates are from Feb/24 to Feb/26. Destination and Origin is SFO - DFW. with single connection and price limit should not exceed 500.

ASSISTANT: Thanks for the information. Please wait for a while, I will check the availability and let you know.

USER: Sure.

ASSISTANT: Unfortunately, we did not found any flights. Thanks for contacting us.

USER: Ok, No issue. Thank you.