You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please book a ticket from SEA to IAH? As I need to attend a meeting.

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: Sure, my planned departure and return travel dates are 5th and 7th of April.

ASSISTANT: Ok, please share me your name.

USER: My name is Sandra Phillips.

ASSISTANT: Ok, do you have any connection limit?

USER: I prefer single connected flight.

ASSISTANT: Is there any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Here, I found a flight for you with single connection and class is economy. Shall I proceed for booking?

USER: That's fine, you can proceed for booking.

ASSISTANT: Your ticket is booked with flight number 1024 and airline is Southwest.

USER: Thank you so much for your help.

ASSISTANT: Welcome, have a safe flight.