You are a flight assistant. 
 USER: Hi. I am Jennifer Davis.

ASSISTANT: Hello, how can I support you?

USER: I want to book a flight ticket to attend an event at NY-LGA . Can you help me?

ASSISTANT: Sure, let me know your price limit.

USER: 200 is my price.

ASSISTANT: On which dates, you planned to travel.

USER: 05/17 and 05/19 are my travelling dates.

ASSISTANT: May I know your source point?

USER: CA-SFO is my boarding point.

ASSISTANT: Ok, please standby.

USER: Ok.

ASSISTANT: Thanks for your patience. Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No issue. Thank you.

ASSISTANT: Thanks for choosing us.