You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Amy Robinson here.

ASSISTANT: What type of service do you need from our travel agency?

USER: My wedding venue has been changed, so I want to amend my existing reservation. Could you help me out?

ASSISTANT: Sure, I am gleeful to help you with that. \. Can you please wait a minute? So that, I will search your ticket status.

USER: Thanks. Sure.

ASSISTANT: Thank you for waiting. I have successfully found your previous reservation in our database. Can you please tell me your changed travel dates?

USER: Ok, my itinerary dates are 07/15 and 07/17.

ASSISTANT: Ok, can you please provide me your genesis and terminus airport codes?

USER: Ok, my airport codes are LAX to PHL.

ASSISTANT: Ok, I have found a flight in the Southwest airlines which is  having a connection limit 1 and the price is 100. Can I reserve your ticket with this flight?

USER: Ok, please proceed for booking.

ASSISTANT: As per your request, I have reserved your ticket with the above mentioned airlines and the flight number is 1018.

USER: Thank you for your help.

ASSISTANT: You are most welcome. Thank you for consulting our travel agency.