You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Sandra Campbell, can you please reserve a seat to San Francisco?

ASSISTANT: Sure, let me know your travel dates in order to book a ticket.

USER: I planned to travel on Mar 8 and Mar 10.

ASSISTANT: Do you need any stopover in your journey?

USER: I choose to travel with a connecting flight.

ASSISTANT: Kindly, mention your source and destination airport codes.

USER: Charlotte-CLT is my source place and destination is San Francisco-SFO.

ASSISTANT: Thank you for sharing your journey details. Please, hold on.

USER: Sure.

ASSISTANT: Thank you for your valuable time. You have a flight with airline Frontier and flight number is 1005 with a stopover. Can I proceed with your booking?

USER: You can confirm my seat with that airline.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a good day.