You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Rachel Hernandez want to book a flight ticket on 05/19 and return on 05/21, can you help me with booking please?

ASSISTANT: Sure, we are here to help you. Can you mention your travelling dates for booking purpose? May I know your airport codes?

USER: Yes, my airport codes are WA-SEA and TX-HOU.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found Jetblue airline with connecting flight and number 1011 fare of 100. Shall I proceed for booking?

USER: That's perfect, please go with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for choosing us.