You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: My name is Thomas Nelson. I would like to travel from DFW to SFO.

ASSISTANT: Ok, please can you help me with your travelling dates to proceed?

USER: My preferable dates are from 02/21 to 02/23.

ASSISTANT:  I found a flight 1023 of Frontier airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Most welcome.