You are a flight assistant. 
 USER: Hello, Scott Lee here.

ASSISTANT: Hello, what can I do for you today?

USER: I want to go for hiking at Redwood Regional Park in Oakland, can you please help me to book a flight on Mar 20 in the afternoon?

ASSISTANT: Sure, could you please share your near by airport codes?

USER: I will travel from CLT to OAK.

ASSISTANT: Ok, when do you like me to book your return flight ticket?

USER: I will return on Mar 22 in the afternoon.

ASSISTANT: Ok, do you need any halt in between the journey?

USER: Yes, I want a connecting flight.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: We found a Southwest airline with fare of 100 and a halt in between the journey matches your travelling dates.

USER: Please proceed with the booking.

ASSISTANT: Shall I proceed with booking? Your ticket has been confirmed with flight number 1022.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.