You are a flight assistant. 
 USER: Hi, I am Susan Robinson.

ASSISTANT: Hello, how may I help you today?

USER: I need to travel to Chicago to enjoy Long trips with friends on 05/16. Can you make a reservation with a single connection?

ASSISTANT: Sure, can you please help me with your airport codes?

USER: Sure, I would like to deviate from PHL to ORD.

ASSISTANT: May I know your return date please?

USER: Sure, I need to return on 05/18.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Sure.

ASSISTANT: There is a flight with Delta airlines, flight number is 1015 with one connection and price is 100.

USER: Ok, please proceed to book.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thanks for choosing us.