You are a flight assistant. 
 USER: Hello, Kenneth Lee here.

ASSISTANT: Hello. How can I help you?

USER: I am planning to book a flight ticket to IAD from PHL, can you please be a helping hand in making my reservation?

ASSISTANT: Your travelling dates please?

USER: I would like to fly on 04/16 and 04/18.

ASSISTANT: There is a flight with single connection, can I  proceed for booking in 1006 flight?

USER: Fine, please reserve me a seat.

ASSISTANT: Your booking is done in Frontier airlines.

USER: Thank you for your quick service.

ASSISTANT: Thank you for choosing us.