You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I render you?

USER: I am Dennis Lee, can you help me to book a flight from BOS to ATL?

ASSISTANT: Sure, please share your itinerary dates.

USER: My travelling dates are 12/20 and 12/22.

ASSISTANT: Please give me a moment to check for available flights. Hawaiian airlines with flight 1000 is providing service with 1 connection.

USER: Sure, proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.