You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Barbara Martin. I am planning to visit Japanese park, can you help in booking a flight from CLT to DFW?

ASSISTANT: May I know the dates of journey?

USER: My date of travelling is on 07/26 to 07/28.

ASSISTANT: I found a flight with number 1022 and airline is Spirit. Can I book it?

USER: proceed for booking.

ASSISTANT: Your ticket is confirmed. Have a safe flight.

USER: Thank you for your help.

ASSISTANT: Welcome.