You are a flight assistant. 
 USER: Hello. I am Ruth Garcia.

ASSISTANT: Hello. Yes Ruth, what can I do for you?

USER:  Me and my wife planned to celebrate our tenth anniversary in PHL.Can you please book a ticket from JFK?

ASSISTANT: Congratulations Ruth, may I know your travelling dates?

USER: My preferable dates to travel are 06/28 and 06/30. Please make sure that the connection is 1 and the price is within 500.

ASSISTANT: Sorry Ruth, there is no flight with your requirements.

USER: That's ok. Thank your for your information.

ASSISTANT: You are welcome.