You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Steven Collins.

ASSISTANT: How can I help you?

USER: Can you please help me with flight ticket booking from DCA to DEN?

ASSISTANT: Steven Collins, can you share your travelling dates for checking with availability for you?

USER: Sure, I need to travel on dates of 07/30 and 08/01.

ASSISTANT: Flight-1019 is available for you with 1 connection at the price of 100. Shall I book it for you?

USER: That is fine, please proceed with booking.

ASSISTANT: Your reservation is confirmed with UA airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.

USER: Most welcome.

ASSISTANT: Have a nice day.