You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I would like to travel from EWR to DFW as a holiday trip. Can you do the reservation?

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

USER: My journey dates are 08/25 and 08/27.

ASSISTANT: Can I know your name please?

USER: Carolyn Clark here.

ASSISTANT: Do you need any specifications?

USER: I need direct flight with economy class.

ASSISTANT: Sorry, there are no flights found.

USER: No issue, Thanks for the information.

ASSISTANT: Thank you for reaching us.