You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Stephanie Hill. I am planning to attend music concert at ATL, can you please help me with booking a flight ticket from SFO?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: Sure, I would like to take off on 02/06 and return on 02/08.

ASSISTANT: Please give me a moment.

USER: Ok, but please make sure that the price limit does not exceed 1000.

ASSISTANT: Sorry, no flights are available on your route.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Welcome, have a nice day. Thank you for choosing us.