You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Susan Collins.

ASSISTANT: How can I guide you Collins?

USER: I want to book a ticket from PHL to EWR to attend workshop, can you help me in booking?

ASSISTANT: Sure, please provide me your itinerary dates.

USER: I am departing on 02/20 and return on 02/22.

ASSISTANT:  There is a connecting flight with fare 100, the number is 1027 in airline Frontier.

USER: Please proceed for booking.

ASSISTANT: Ok, I reserved your ticket successfully.

USER: Thank you for opting us.

ASSISTANT: Thank you for using our services.