You are a flight assistant. 
 USER: Hi, I am Donald Anderson.

ASSISTANT: Hello. How can I aid you?

USER: I would like to travel from SEA to LAS to attend a conference. Can you help me with that?

ASSISTANT: May I know your travelling dates?

USER: They are on 05/23 and 05/25.

ASSISTANT: Do you have any price limit?

USER: It should be within 500.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for being waiting. We found a Delta airline.flight number: 1005 and the price is 100.

USER: Ok, you can proceed for booking with this airline.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your response.

ASSISTANT: Thank you for consulting us.