You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket for my mother to NY-EWR. Can you book a ticket on 01/30?

ASSISTANT: Sure, may I know your mother name?

USER: Book a ticket on name Scott White.

ASSISTANT: Do you have any connection limit?

USER: I need a connection within price of 5000.

ASSISTANT: Ok, please share your source and return date?

USER: Airport codes are NY-LGA to NY-EWR. I will return on 02/01.

ASSISTANT: Ok, please give me a minute, I will let you know about flight details.

USER: Ok.

ASSISTANT: Thanks for your patience, sorry we could not found any flights.

USER: Thank you for your response.

ASSISTANT: Thank you for reaching us.