You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Cynthia Martin, I want to book a flight from ORD to met my high school friends. Can you book a flight to EWR?

ASSISTANT: Sure, please share me your travelling dates?

USER: I will fly on Oct 3 and return on Oct 5.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a single connection flight.

ASSISTANT: Is there any other specifications?

USER: I need my return flight in afternoon.

ASSISTANT: Sorry, there were no flights with your given time.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.