You are a flight assistant. 
 USER: Hi, I am Carolyn Rodriguez.

ASSISTANT: Hello, How can I help you?

USER: I want to meet my friend near Central Park at New York, can you please book me a ticket with single connection?

ASSISTANT: Sure. May I know your journey dates?

USER: My travelling dates are from 10/02 to 10/04.

ASSISTANT: Do you have any price limit?

USER: My price limit is 200.

ASSISTANT: Can you share me your airport codes?

USER: My airport codes are from CA-SFO to NY-EWR.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. Unfortunately, There are no flights running to your destination due to abnormal condition.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you.