You are a flight assistant. 
 USER: Hello, I am Dennis Williams.

ASSISTANT: Hello Dennis Williams, how may I render you?

USER: I am planning to travel from SEA to LAX. Can you please help me to book a ticket?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My travelling dates will be on Nov 21 to Nov 23.

ASSISTANT: Please wait for a while. Let me check for a best flight on your route.

USER: Ok.

ASSISTANT: UA airlines with flight 1010 is providing service with a connecting flight on your planned dates.

USER: You can proceed to booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.