You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Samantha Martinez.

ASSISTANT: How can I assist you?

USER: I would like to book a ticket from DFW to ORD, can you please help me out?

ASSISTANT: Ok, may I know your travelling dates?

USER: I am travelling on these dates 06/27 and 06/29.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Ok, here is a flight ticket with fare 100 and UA as airline and 1015 as flight number. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.