You are a flight assistant. 
 USER: Hello, I am William Lopez.

ASSISTANT: Hello, how may I render you today?

USER: I am searching for a connecting flight from New York to Seattle, can you help me to find comfortable airline?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: Please book on 08/25 and on 08/27.

ASSISTANT: May I know your airport codes please?

USER: NY - EWR and WA - SEA are my origin and destination airport codes.

ASSISTANT: oK, please wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting, we found connecting flight 1029 in Spirit airline with fare of 300. Shall I proceed with the booking?

USER: It's perfect, you please proceed for booking.

ASSISTANT: Your ticket has been booked with your name.

USER: Thanks a lot for making my journey easier.

ASSISTANT: Thank you for reaching us, have a safe journey.