You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I have planned a trip from BOS to ORD, would you help me in booking a ticket?

ASSISTANT: Sure, may I know your travel dates please?

USER: my preferred dates of travelling are from 07/27 to 07/29.

ASSISTANT: Thanks for waiting. I have found a flight with one connection that is UA airlines.

USER: yes, do proceed and confirm my reservation.

ASSISTANT: Ok, your flight reservation is confirmed now.

USER: Please confirm it on the name of Angela Martinez.

ASSISTANT: Angela, now you can board the flight number 1011 on your journey date.

USER: Thanks for helping me.

ASSISTANT: Thanks for contacting us.