You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: My name is Rebecca Green. I want to book a flight ticket from EWR to DCA. Can you help me with reservation?

ASSISTANT: Sure, Can you provide me trip dates please?

USER: My travelling dates are from 01/09 to 01/11.

ASSISTANT: Do you have any connection limit?

USER: Make sure that price limit 500.

ASSISTANT: Ok, wait for some time.

USER: Connection limit is 1.

ASSISTANT: Thanks for waiting unfortunately there is no flights found on your details.

USER: Ok, No problem.

ASSISTANT: Thanks for connecting us, have a great day.

USER: Thanks for the information.