You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I lend a hand to?

USER: Daniel Hernandez here. Can you book a round trip to Seattle for my business trip?

ASSISTANT: Daniel, I am willing to help you for this. When would you like to travel?

USER: My preferable dates for travel are 12/22 to 12/24.

ASSISTANT: Can you please share me your airport codes?

USER: Yes, my airport codes for boarding the flight are SEA to SEA.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: As per your data, there is a flight with Delta airlines and the ticket figure is 100. Shall I proceed for this?

USER: I am fine with the fare. You can book it.

ASSISTANT: Daniel, your ticket is reserved in economy class with the flight-1006.

USER: Thank you.

ASSISTANT: Thank you Daniel for utilizing our agency.