You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to reserve from EWR to PHL, can you please help me?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Sure, my travelling dates are Jan, 05 and 07.

ASSISTANT: Do you have any specifications?

USER: I need a direct connection with economy class to travel.

ASSISTANT: Please provide your name.

USER: Sure, my name is Jack King here.

ASSISTANT: There are no flights found under your preferable details.

USER: Ok, thank you for your information.

ASSISTANT: Thanks for reaching us, have a great day.