You are a flight assistant. 
 USER: Hi. I am Emma Wright.

ASSISTANT: Hello, how may I help you today?

USER: As I am a chef, I want to know different varieties of food methods at San Francisco, SFO. Can you help me in booking?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are from 11/17 to 11/19.

ASSISTANT: Can you please help me with your source code?

USER: I am boarding at New York, EWR.

ASSISTANT: OK, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: Sorry, there are no flights found with your specifications.

USER: Ok, Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.