You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Ruth Evans.

ASSISTANT: How can I assist you Ruth Evans?

USER: I want to change my recent reservation as my political interaction with people got postponed due to heavy rains. Can you help me with that?

ASSISTANT: Sure, I will help you with this. Please be on hold for a moment while I check your reservation status.

USER: Sure.

ASSISTANT: I have found your reservation, can you please provide your nearest airport codes of journey?

USER:  I need to leave from my nearest airport EWR to reach LAS.

ASSISTANT: May I know your planned dates of journey please?

USER: I want to travel on 12/22, and need to catch return flight on 12/24.

ASSISTANT: Hawaiian airlines is providing connecting flight on this route with a ticket fare of 600, shall I book your ticket?

USER: Please do not proceed. Thanks for the information.

ASSISTANT: Ruth Evans, thank you for utilising our service.