You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Emily Lopez here. Can you please find the flight for me from OAK to DCA?

ASSISTANT: Can I know your travel dates?

USER: My travelling dates are from 12/30 to 01/01.

ASSISTANT: The flight 1019 of Spirit airlines is available on your requested dates with a price of 100. Shall I proceed?

USER: Please go ahead.

ASSISTANT: Lopez, your reservation has done successfully.

USER: Thank you.

ASSISTANT: You are welcome.