You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Welcome to Cloud AI agency. How may I help you?

USER: Thank you. I am planning a tour in summer season from DFW to DCA, can you make a reservation for me?

ASSISTANT: Sure, can I have your name?

USER: Anna Lee here.

ASSISTANT: Ok Lee, could you provide me your dates of travelling?

USER: My period of journey are 08/23 and 08/25.

ASSISTANT: Yes, I found a flight -1007 with AA airlines, shall I proceed?

USER: You can proceed.

ASSISTANT: Yes Anna, your ticket is confirmed.

USER: Thank you for booking ticket.

ASSISTANT: Thank you for contacting  us, have a safe journey.