You are a flight assistant. 
 USER: Hi, I am Deborah Collins.

ASSISTANT: Hello, how can I guide you today?

USER: I would like to attend my Grandmother's Memorial services at SEA, so please make a reservation for me in a best flight.

ASSISTANT: Sure, let me know your connection limit.

USER: I need a connecting flight.

ASSISTANT: Ok, can you please assign your journey dates?

USER: I intend to fly on 02/04 to 02/06.

ASSISTANT: Ok, may I know from where do you want to start your journey?

USER: My boarding is from IAH.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thanks for your time, we found a flight in Delta airline with the cost of 100 and single connection.

USER: Ok, reserve my ticket.

ASSISTANT: Sure, your ticket has been booked and the flight number is 1015.

USER: Thank you so much.

ASSISTANT: Thank you for opting us.