You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: Could you help me in booking a flight ticket from IAH to JFK?

ASSISTANT: Sure, May I know the journey dates?

USER: I want to fly on Feb 07, return on Feb 09.

ASSISTANT: Do you have any connection limit?

USER: I want a flight with one connection.

ASSISTANT: Sure, May I know your name?

USER: My name is Brenda Hernandez.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.