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

ASSISTANT: Hello, how may I help you?

USER: As I am a doctor, I want to attend an emergency case at New York, NY - EWR. Can you please book a ticket from San Francisco, CA - SFO?

ASSISTANT: Sure, can you please share your journey dates?

USER: My journey dates are 09/06 and 09/08.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, no flights found on your given dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.