You are a flight assistant. 
 USER: Hi. I am Kimberly Young.

ASSISTANT: Hello, how may I guide you today?

USER: Can you please book a flight ticket from EWR to LAX?

ASSISTANT: Sure, may I know your planned journey dates?

USER: My planned dates are from Apr 18 to Apr 20.

ASSISTANT: Ok, please share your connection limit.

USER: I need a connecting flight.

ASSISTANT: Do you prefer a low cost or normal cost airline?

USER: I prefer any airline.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry to say that, there were no flights found based on your specified details.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for approaching us.