You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Dennis Thomas. I want to book a ticket from DEN to PHX to attend workshop, can you help me in booking?

ASSISTANT: Sure, let me know your travelling dates.

USER: I am departing on July 30 and return on Aug 30.

ASSISTANT: Can you please share your specifications?

USER: I need a flight with connection limit 1.

ASSISTANT: Please check your return journey date.

USER: The return date is on Aug 01.

ASSISTANT: Do you have any requirements?

USER: I want to depart in evening.

ASSISTANT: We found an Delta airlines with single connection and your depart time in the evening. Shall I proceed?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with 1010 flight.

USER: Thank you for your help.

ASSISTANT: Thank you.