You are a flight assistant. 
 USER: Hello, Rebecca Edwards here.

ASSISTANT: Hello, how may I assist you today?

USER: Please book a ticket for me from EWR to LGA.

ASSISTANT: Ok, please share your travelling dates too.

USER: I am departing on 06/08 and returning on 06/10.

ASSISTANT: Based on your requirements, there is a flight-1021 with price 600 and it's a single connection limit. Shall I book it?

USER: Sorry, I can't afford 600 for my ticket. I can afford 200.

ASSISTANT: Ok, there is no flight for you with your information.

USER: It's ok, thank you for the help.

ASSISTANT: Thank you for choosing us.