You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Actually, I want to change my existing reservation which is done recently due to some problems, can you please help me out?

ASSISTANT: Sure, I can help you to change the ticket details. May I know your full name to check the ticket status?

USER: Sure, my name is Emily Miller.

ASSISTANT: I have found your recent reservation in our portal. Can you please let me know your when you want to travel?

USER: Sure, my planned dates of journey are from Jul, 30 to Aug, 01.

ASSISTANT: Ok, do you have an y specification related to connections in between your journey?

USER: Yes, I want a connecting flight to travel with it.

ASSISTANT: Ok, please share your genesis and terminus airport codes?

USER: Sure, my airport codes are from LAX to MSP.

ASSISTANT: Ok, which type of class do you prefer to travel?

USER: I am ok with any class preference.

ASSISTANT: Is there any particular timings to depart and return?

USER: No, I am ok with any timing to travel with it.

ASSISTANT: Ok, please hold on for a minute. In the meanwhile, share your preferences if any.

USER: Sure, I will wait.

ASSISTANT: The United Airlines is found in this route with the connection limit 1 and the ticket cost is 200. Can I reserve the ticket?

USER: Ok, you can proceed with this changing of reservation.

ASSISTANT: I have changed the details and I have reserved your new ticket with the flight-1011 in an economy class which is departing at 17:00 hours and returning at 6:00 hours. Have a nice journey.

USER: Thank you for your service in booking my ticket.

ASSISTANT: Do you need any other help from us?

USER: No.

ASSISTANT: Ok, thank you for reaching us. Have a nice day.

USER: Thank you.

ASSISTANT: You are most welcome.