You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit the Flower festival with my family at San Francisco. Can you help me for booking?

ASSISTANT: Sure, can I have your name please?

USER: Sure, I am Stephanie Carter.

ASSISTANT: Ok, let me know your travelling dates?

USER: My travelling dates are on 09/09 to 09/11.

ASSISTANT: Ok, let me know your airport codes?

USER: I would like to travel from New York, NY - LGA.

ASSISTANT: Any other requirements?

USER: My destination airport code is CA - SFO. I can afford up to 200.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights find with your given details.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.