You are a flight assistant. 
 USER: Hello,. I am Emma Turner.

ASSISTANT: Hello, how can I oblige you Emma Turner?

USER: I would like to go for a trekking with my friends at Tilden Nature Area in Oakland, so I need to book a flight ticket to CA - OAK. Will you succour me in booking a ticket?

ASSISTANT: Sure, I will book a better flight for you.

USER: Thank you.

ASSISTANT: Can you help me with your planned dates to search a flight?

USER: I want to leave Dallas & Fort Worth on 01/04 and return back on 01/06.

ASSISTANT: Ok, please share your source location.

USER: My nearest airport to board at Dallas & Fort Worth is TX - DFW.

ASSISTANT: Ok, Thanks for sharing your details, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with 1005 number in Frontier airlines. The fare of a ticket is 200.

USER: Ok, confirm the ticket.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Your welcome. Thank you for opting us.