You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Sandra Phillips here.

ASSISTANT: How may I assist you?

USER: I would like to travel Las Vegas to meet my grandfather, can you please book a flight ticket from EWR to LAS?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, my planned dates of journey are 10/07 and 10/09.

ASSISTANT: Do you have any specifications?

USER: Please check for a connecting flight.

ASSISTANT: There is no flight on your details.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thank you so much.