You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: I am Emma Mitchell. Can you book a ticket with 1 connection?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are from IAH to ORD.

ASSISTANT: To proceed booking I need your travelling dates.

USER: My journey dates are from 03/17 to 03/19.

ASSISTANT: There is a flight with airline: Delta and flight number:1021. With price 300.

USER: Reserve my seat.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you have a joyful day.