You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Raymond Williams.

ASSISTANT: How can I help you Williams?

USER: I want to travel from Dallas to Chicago to meet my uncle, can you help me in booking a ticket?

ASSISTANT: Could you please provide me your journey dates?

USER: Journey dates are 10/26 and 10/28.

ASSISTANT: May I know your airport codes?

USER: Airport codes are DFW and ORD.

ASSISTANT: Please hold on for  a moment.

USER: Sure.

ASSISTANT: UA airlines is available for you with 1 connection, shall I book?

USER: You can book it.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you.

ASSISTANT: Thank you.