You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm planning to visit Denver botanical gardens, can you please book a ticket from SEA to DEN?

ASSISTANT: May I know your travelling dates please?

USER: Sure, my planned departure and return travel dates are 26th and 28th of August.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer single connected flight.

ASSISTANT: Is there any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: There is a flight with single connection in Frontier airlines, can I proceed for booking in economy class?

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: On which name can I proceed for booking?

USER: Please book it with the name Frank Martinez.

ASSISTANT: Your booking is done in 1022 flight.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.