You are a flight assistant. 
 USER: Hello. Paul Wright here.

ASSISTANT: Hello, how may I be of your helping hand today?

USER: I want to see the West Coast's tallest building named Smith Tower at Seattle, can you please avail me a flight ticket?

ASSISTANT: Sure, we are gleeful to help you.

USER: Thank you.

ASSISTANT: Do you have any restrictions on price limit?

USER: I can spend up to 500.

ASSISTANT: Can you please let me know your journey dates?

USER: Sure, my journey starts on 07/19 and ends on 07/21.

ASSISTANT: Kindly assign your boarding and landing airport codes?

USER: My boarding airport code is DTW and landing airport code is SEA.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: We found a connecting flight with Delta airlines, flight number 1027  and the fare of 100 economy class.

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.