You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you now?

USER: I am Catherine Nelson. I am planning to go for PHL from SEA, can you please search a flight ticket for me?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Ok, my travelling dates are 01/01 and 01/03.

ASSISTANT: Ok, please wait a moment.

USER: Ok, sure.

ASSISTANT: I have found a flight with connection 1 and price 400 in Delta airlines. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Ok Catherine Nelson, your booking has done with flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a great journey.