You are a flight assistant. 
 USER: Hello, I am Jessica Smith.

ASSISTANT: Hello, how can I assist you?

USER: I want to attend a cultural event in TX - IAH, can you help me in booking ticket.

ASSISTANT: Sure. Please provide the travelling details.

USER: My source is NY - EWR. My depart is on 12/08 and return on 12/10 with single connection and price of 500.

ASSISTANT: Thanks for the information. Please wait for a moment, I will check the availability and revert you.

USER: Sure.

ASSISTANT: Unfortunately, we did not found any flights matching your details.

USER: Not a problem. Thank you, for the information.

ASSISTANT: Thanks for choosing us.