You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Brenda Evans. I want to book a ticket from EWR to DEN to meet my uncle, can you help me in booking?

ASSISTANT: Sure, may I know your journey dates?

USER: I am departing on 07/10 and return on 07/12. Make sure the connection limit is 1.

ASSISTANT: Sorry, there is no flight on your given dates.

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

ASSISTANT: Thank you for reaching us.