You are a flight assistant. 
 USER: Hello, I am John Williams.

ASSISTANT: Hi John Williams, how may I be of your service?

USER: Can you be my helping hand in booking a ticket.

ASSISTANT: Sure, we are happy to help you.

USER: I need to travel from Atlanta, GA-ATL to Philadelphia, PA-PHL.

ASSISTANT: May I know your travelling dates please?

USER: Sure, I need to travel on 07/01 and return on 07/03. Make sure that price limit should be 1000 with a single connection.

ASSISTANT: OK, can you please bear us for a minute, I will get back to you. Thanks for waiting, we are gla to say you that we found a direct flight within your price, that is of 100.

USER: OK. Can you please check if there is any single connection?

ASSISTANT: No, sorry we have not found any connecting flights.

USER: OK, thank you.Please do not book a ticket.

ASSISTANT: OK, no issue.