You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking my ticket from my source place DC-DCA?

ASSISTANT: Sure, may I know your price limit to book a ticket?

USER: My price limit is 200.

ASSISTANT: Ok, what dates would you like me to book this ticket for?

USER: My travel dates are 09/05 and 09/07.

ASSISTANT: Ok, could you please provide your destination code?

USER: My destination  is DFW.

ASSISTANT: Ok, there is a flight 1005 in Spirit airline matching your details with price 100. Shall I proceed with this airline?

USER: Ok, I have satisfied with your flight details.Can you please book my ticket in the name of Patricia Harris.

ASSISTANT: Sure, your booking is confirmed.

USER: Ok, thank you for your help.

ASSISTANT: Thanks for reaching us. Have a safe journey.