You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Scott Davis. I would like to book a ticket from IAH to SEA, can you please help me out?

ASSISTANT: Sure, please share me your trip dates.

USER: I am travelling on these dates June 13th and 15th.

ASSISTANT: Do you want to travel in connecting flight or direct flight?

USER: I need a single connected flight.

ASSISTANT: Please share if you want to travel in any specific time?

USER: I prefer return time in the evening.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I prefer economy class.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Southwest airline and 1008 is flight number with a fare of 300. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for your services.

ASSISTANT: Thank you for communicating with us.