You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Larry Walker here.

ASSISTANT: How can I assist you now?

USER: I need to book a flight ticket from SEA to PHX. Can you help me in booking?

ASSISTANT: Sure, I will help you. Can you please share your planned journey dates?

USER: My planned journey dates are May 16 and May 18.

ASSISTANT: Let me know your specifications, please.

USER: I need a connecting flight and my ticket should be reserved in economy class.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure, take your own time.

ASSISTANT: Thank you for waiting, there is a flight available with price 200 and single connection in United Airlines. Shall I reserve it?

USER: That's fine for me, please proceed with that flight ticket booking.

ASSISTANT: Your reservation has been confirmed in economy class with flight number 1012.

USER: Thank you for your help in reserving my ticket for the flight- 1012.

ASSISTANT: Thank you for opting us.