You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I want to travel from DFW to EWR. Can you help me to book a flight ticket?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: I want to travel in the flight on Apr 14 and Apr 16.

ASSISTANT: Can I know your name please?

USER: Anthony Perez.

ASSISTANT: Do you need any specifications in airlines?

USER: I want to depart in morning time.

ASSISTANT: Do you need any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Sorry, there are no flights found in our database.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us.