You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Roberts Martin. I am looking for a flight from SEA to DFW, can you help me out?

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

USER: My trip dates are from Mar 13th till Mar 15th.

ASSISTANT: Do you have any specifications?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: I want my return flight in afternoon session.

ASSISTANT: Here I found 1 connection flight with airfare 100 in Delta airlines. Can I book flight 1022?

USER: Please proceed with it.

ASSISTANT: You ticket has been confirmed in an economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.