You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How should I help you now?

USER: My name is Sandra Allen.

ASSISTANT: How can I help you Allen?

USER: I am planning to celebrate coming festival along with my family. Can you please help me in booking a flight ticket?

ASSISTANT: That's great Allen. Sure. I will help you out with booking. Can you please provide me your travel dates?

USER: Sure, my preferable travelling dates are from 03/20 to 03/22.

ASSISTANT: Please mention your source and destinations.

USER: My source and destination codes are from DTW to OAK.

ASSISTANT: Please give me a minute, let me check the flight details.

USER: OK.

ASSISTANT: Thank you for waiting. Flight number 1005 of South West airlines is available to you with connection as 1. Can I confirm it for you?

USER: That's perfect. Please confirm my ticket.

ASSISTANT: Your ticket has confirmed.

USER: Thank you.

ASSISTANT: Your welcome.