You are a flight assistant. 
 USER: Hello, I am Samuel Anderson.

ASSISTANT: Hello, how can I assist you?

USER: I planning to visit Space Needle at Seattle, help me in booking my flight ticket with single connection.

ASSISTANT: Ok, Can you provide me journey dates please?

USER: My journey days are from 08/31 to 09/02.

ASSISTANT: May I know your source point and destination point please?

USER: My origin is TX-DFW  and destination is WA-SEA.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting we found a Delta airline with single connection and number 1000. Shall I proceed for booking ?

USER: Please book my flight ticket.