You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Mitchell.

ASSISTANT: How can I aid you?

USER: I would like to travel to Atlanta, GA-ATL with my parents for health check up from TX-DFW. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you, may I know your travelling dates?

USER: Sure, 08/23 and 08/25 are my travelling dates.

ASSISTANT: Could you please help me with your price range?

USER: I can pay up to 200.

ASSISTANT: There is a Hawaiian 1018 airline with fare of 100 which matches your travelling dates. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your booking has been confirmed on name of Larry Mitchell.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.