You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Patricia Phillips. I want to book a ticket from PHL to LGA to attend seminar, can you help me in booking?

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: My departure date is on 07/17 and return on 07/09.

ASSISTANT: Give me a moment.

USER: Sure. Make sure the connection limit is 1.

ASSISTANT: Sorry to inform you that there are no flights found on your requested criteria.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for contacting us.