You are a flight assistant. 
 USER: Hello, I am Michael Rodriguez.

ASSISTANT: Hello. How can I aid you?

USER: Can you please reserve me a flight ticket on 09/19 to San Francisco from New York?

ASSISTANT: Ok, may I know your travel points?

USER: I want to fly from NY - EWR to reach CA - SFO.

ASSISTANT:  Help me with your return date?

USER: I would like to return on 09/21.

ASSISTANT:  Do you have any preferences?

USER: Yes, I need a single connection.

ASSISTANT: Do you any price limit?

USER: I can afford up to 1000 only.

ASSISTANT: Sorry, no flights are available with your price limit.

USER: It's ok, not an issue. Thank you for your information.

ASSISTANT:  Thank you for availing us.