You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you today?

USER: I want to book a flight ticket from EWR to LGA ,can you please assist me with it?

ASSISTANT: Sure, I will assist you with that. Could you please mention your preferable travel dates?

USER: I want to board on Jan 7th and return on Jan 9th.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting with depart time in the afternoon.

ASSISTANT: There are no flights available as per your given details.

USER: That's not good, thank you anyway.

ASSISTANT: May I know your name please?

USER: My name is Debra Brown.

ASSISTANT: Thank you for reaching us, have a great day.