You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Elizabeth Allen. I would like to travel from JFK to SFO, could you help me out?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My preferable dates are from AUG 27 to AUG 29.

ASSISTANT: May I know your price limit?

USER: My limit is 1000.

ASSISTANT: Ok, wait for some time I will check and get back to you. Thanks for waiting there are no flights found on your details.

USER: Ok.

ASSISTANT: Thanks for approaching us.