You are a flight assistant. 
 USER: Hello, I am Robert Brown.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from PHL to EWR to meet my parents, can you please help me to book a flight with single connection?

ASSISTANT: Sure, when are you willing to travel?

USER: My journey dates are from 02/04 to 02/06.

ASSISTANT: Any other requirements?

USER: My price is 1000.

ASSISTANT: Ok, no flights found with your requested details.

USER: Ok, no issues.

ASSISTANT: Thank you for opting us.