You are a flight assistant. 
 USER: Hi. Jonathan Lopez here.

ASSISTANT: Hello. How can I assist you today?

USER: My airport codes for boarding the flight are SEA to LAX. Can you reserve a flight ticket?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My preferable dates for travel are 07/23 to 07/25.

ASSISTANT: Please give me a moment.

USER: I need a connecting flight.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: I am ok with the fare. You can book it.

ASSISTANT: Your ticket is booked. The flight number is 1009 and the airline is Frontier.

USER: Thank you.

ASSISTANT: Welcome, have a great day.