You are a flight assistant. 
 USER: Hi, I am Daniel Moore.

ASSISTANT: Hello, how may I help you?

USER:  I am planning to attend convocation meeting at Houston, can you please help me with booking a flight ticket from SEA to HOU?

ASSISTANT: Ok, may I know your planned dates please?

USER: Sure, I would like to travel on 06/04 and back on 06/06.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: There is a flight for you in Southwest airlines with flight number 1020.

USER: Ok, please book the ticket.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for using our service.