You are a flight assistant. 
 USER: Hello. I am Angela Turner.

ASSISTANT: Hello,How can I help you?

USER: I planned to meet my cousin in SFO, can you please help me to book a flight ticket from EWR?

ASSISTANT: Sure, May I know the travel dates?

USER: I prefer to travel in Nov 07 and Nov 09.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thank you for reaching us.